/* === RESET & BASE === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

:root {
  --color-black: #000000;
  --color-white: #fbfbfb;
  --color-accent: #dd632a;
  --color-accent-hover: #e87b47;
  --color-whatsapp: #dd632a;
  --color-gray-dark: #111111;
  --color-gray-mid: #aaaaaa;
  --color-gray-light: #333333;

  --font-heading: Impact, 'Arial Black', sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --nav-height: 70px;
  --transition: 0.3s ease;
  --radius: 8px;
}

body {
  font-family: var(--font-body);
  background: var(--color-black);
  color: var(--color-white);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

/* === UTILITÁRIOS === */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* === BOTÕES === */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border: none;
  border-radius: 4px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  text-align: center;
  letter-spacing: 0.03em;
}

.btn--accent {
  background: var(--color-accent);
  color: var(--color-white);
}

.btn--accent:hover,
.btn--accent:focus-visible {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(221, 99, 42, 0.4);
}

.btn--small {
  padding: 0.5rem 1.25rem;
  font-size: 0.9rem;
}

.btn--large {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
}

.btn--full {
  width: 100%;
  display: block;
}

/* === NAVEGAÇÃO === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 100px; /* Taller header */
  background: var(--color-white);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  transition: height var(--transition), background var(--transition);
  display: flex;
  align-items: center;
}

.nav.scrolled {
  height: 80px;
}

.nav__inner {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.nav__logo {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.nav__logo img {
  height: 120px; /* Even larger logo */
  width: auto;
  transition: height var(--transition);
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.nav.scrolled .nav__logo img {
  height: 90px;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  gap: 0.75rem;
}

.lang-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 22px;
  border-radius: 3px;
  overflow: hidden;
  opacity: 0.6;
  transition: opacity var(--transition), transform var(--transition);
  border: 1px solid rgba(0,0,0,0.15);
}

.lang-link:hover, .lang-link.active {
  opacity: 1;
  transform: translateY(-2px);
  border-color: var(--color-accent);
}

.lang-link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__links a {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-black);
  transition: color var(--transition);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.nav__links a:not(.btn):hover {
  color: var(--color-accent);
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 101;
}

.nav__hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__hamburger.is-open span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.nav__hamburger.is-open span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.is-open span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* === HERO === */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  background: url('../assets/images/hero-new.jpg') center center / cover no-repeat;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-top: var(--nav-height);
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(3.5rem, 11vw, 8rem);
  color: var(--color-white);
  line-height: 0.95;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.hero__title span {
  color: var(--color-accent);
}

.hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: rgba(251, 251, 251, 0.85);
  margin-bottom: 2.5rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 500;
}

/* === SECÇÕES === */
.section {
  padding: 5rem 0;
}

.section--black {
  background: var(--color-black);
}

.section--white {
  background: var(--color-white);
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  text-align: center;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: var(--color-black);
}

.section__title--white {
  color: var(--color-white);
}

.section__subtitle {
  text-align: center;
  color: var(--color-gray-mid);
  font-size: 1.05rem;
  margin-bottom: 3rem;
}

/* === TOUR CARDS === */
.tours-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.tour-card {
  background: var(--color-gray-dark);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid #1a1a1a;
}

.tour-card__image {
  overflow: hidden;
}

.tour-card__image img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.tour-card__content {
  padding: 1.5rem;
}

.tour-card__title {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-white);
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.tour-card__description {
  color: var(--color-gray-mid);
  line-height: 1.65;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.tour-card__footer {
  margin-top: auto;
}

.availability-tag {
  display: block;
  background: #222;
  color: var(--color-accent);
  padding: 0.75rem;
  border-radius: 4px;
  text-align: center;
  font-weight: 700;
  font-size: 0.9rem;
  border: 1px solid var(--color-accent);
  text-transform: uppercase;
}

/* === REVIEW CARDS === */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.review-card {
  background: #f0f0f0;
  border-radius: var(--radius);
  padding: 1.75rem;
}

.review-card__stars {
  color: var(--color-accent);
  font-size: 1.25rem;
  letter-spacing: 2px;
  margin-bottom: 1rem;
}

.review-card__text {
  color: #333;
  line-height: 1.7;
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
  font-style: italic;
}

.review-card__author {
  font-weight: 700;
  color: var(--color-black);
  font-size: 0.9rem;
}

/* === FORMULÁRIO === */
.booking-form {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.booking-form input,
.booking-form select,
.booking-form textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid #2a2a2a;
  background: #111;
  color: var(--color-white);
  border-radius: 4px;
  font-size: 1rem;
  font-family: var(--font-body);
  transition: border-color var(--transition);
  -webkit-appearance: none;
  appearance: none;
}

.booking-form input::placeholder,
.booking-form textarea::placeholder {
  color: #555;
}

.booking-form select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23aaa' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.booking-form select option {
  background: #111;
  color: var(--color-white);
}

.booking-form input:focus,
.booking-form select:focus,
.booking-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.booking-form input.error,
.booking-form select.error,
.booking-form textarea.error {
  border-color: #e74c3c;
}

.booking-form textarea {
  resize: vertical;
  min-height: 100px;
}

/* Dynamic field transitions */
.form-group--hidden {
  display: none;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  color: var(--color-gray-mid);
  margin-bottom: 0.4rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* intl-tel-input integration */
.iti {
  width: 100%;
}

.iti__country-list {
  background-color: #111;
  border: 1px solid #2a2a2a;
}

.iti__country-name, .iti__dial-code {
  color: #fff;
}

.iti__filter-box {
  background: #222;
  border-bottom: 1px solid #333;
  color: #fff;
}

.form-message {
  padding: 1rem;
  border-radius: 4px;
  font-weight: 600;
  text-align: center;
  margin-top: 0.5rem;
}

.form-message--success {
  background: rgba(39, 174, 96, 0.15);
  color: #2ecc71;
  border: 1px solid rgba(39, 174, 96, 0.3);
}

.form-message--error {
  background: rgba(231, 76, 60, 0.15);
  color: #e74c3c;
  border: 1px solid rgba(231, 76, 60, 0.3);
}

/* === WHATSAPP FLOAT === */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 56px;
  height: 56px;
  background: var(--color-whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(221, 99, 42, 0.45);
  z-index: 999;
  transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 6px 28px rgba(221, 99, 42, 0.65);
}

/* === FOOTER === */
/* === FOOTER === */
.footer {
  background: var(--color-black);
  color: rgba(255,255,255,0.6);
  padding: 6rem 0 3rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer h4 {
  font-family: var(--font-heading);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 2rem;
  color: var(--color-white);
  font-size: 0.85rem;
}

.footer__logo {
  height: 60px;
  width: auto;
  margin-bottom: 1.5rem;
}

.footer__logo img {
  height: 60px;
  width: auto;
}

.footer__tagline {
  font-size: 0.95rem;
  line-height: 1.7;
  opacity: 0.7;
  max-width: 300px;
  margin-bottom: 1.5rem;
}

.footer__contact a {
  display: block;
  margin-bottom: 1rem;
  color: rgba(255,255,255,0.8);
  transition: color var(--transition);
  font-size: 0.95rem;
  font-weight: 500;
}

.footer__contact a:hover {
  color: var(--color-accent);
}

.footer__social-icons {
  display: flex;
  gap: 1rem;
}

.footer__social-icons a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  transition: all var(--transition);
  color: var(--color-white);
}

.footer__social-icons a:hover {
  border-color: var(--color-accent);
  background: rgba(221, 99, 42, 0.1);
  transform: translateY(-3px);
  color: var(--color-accent);
}

.footer__social-icons svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.footer__map iframe {
  border-radius: 12px;
  filter: grayscale(1) invert(0.9) contrast(0.8);
  width: 100%;
  height: 180px;
  border: 0;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  text-align: center;
  font-size: 0.85rem;
}

.footer__links {
  display: flex;
  gap: 2rem;
  justify-content: center;
}

.footer__links a {
  color: rgba(255,255,255,0.4);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--color-white);
}

/* Language Switcher in Footer */
.footer__lang {
  margin-top: 1.5rem;
}

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav__hamburger {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 75vw;
    max-width: 320px;
    background: var(--color-black);
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--nav-height) + 2rem) 2rem 2rem;
    gap: 1.5rem;
    transform: translateX(100%);
    transition: transform var(--transition);
    border-left: 1px solid #1a1a1a;
  }

  .nav__links.is-open {
    transform: translateX(0);
  }

  .nav__links a {
    font-size: 1.1rem;
  }

  .tours-grid {
    grid-template-columns: 1fr;
  }

  .reviews-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .hero__title {
    font-size: clamp(3rem, 14vw, 5rem);
  }

  .section {
    padding: 3.5rem 0;
  }
}

@media (max-width: 480px) {
  .btn--large {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
  }

  .whatsapp-float {
    bottom: 1rem;
    right: 1rem;
    width: 50px;
    height: 50px;
  }
}